There are a lot of doctors in China, but only a few are called "great doctors." One of them is known as "the mother of 10,000 babies" as she had personally delivered more than 50,000 babies.
What makes a doctor great? Watch the video and you may find the answer.
Receiving birthday wishes from the Earth while orbiting in space? Cool!
Follow us to find out Chinese astronaut Jing Haipeng's reaction after hearing "happy birthday" wish from the ground staff and how taikonauts communicate with the Earth.